\docType{methods}
\name{class.mc}
\alias{class.mc}
\title{Object Classes}
\usage{
class.mc(m)
}
\arguments{
  \item{variable}{(list, matrix, data frame...)}
}
\value{
class of variables or of columns of matrix/data frame
}
\description{
Get class of variable
}
\author{
Hoai Tuong Nguyen
}

